Air conditioner



FIG. 1 is a perspective view of an air conditioner, looking from the upper right-side direction thereof;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view of the air conditioner showing the cover in the position.

FIGS. 2-7 are shown on an enlarged scale. 

The ornamental design for an air conditioner, as shown and described. 